3

g                 @   sv   d dl mZ d dlmZ d dlmZ d dlmZ d dlm	Z	 d dl
mZ d dlmZ d dlmZ G d	d
 d
eeZdS )    )absolute_import)canonicalize_name)Command)SessionCommandMixin)InstallationError)parse_requirements)install_req_from_line)(protect_pip_from_modification_on_windowsc                   s,   e Zd ZdZdZ fddZdd Z  ZS )UninstallCommandaB  
    Uninstall packages.

    pip is able to uninstall most installed packages. Known exceptions are:

    - Pure distutils packages installed with ``python setup.py install``, which
      leave behind no metadata to determine what files were installed.
    - Script wrappers installed by ``python setup.py develop``.
    zU
      %prog [options] <package> ...
      %prog [options] -r <requirements file> ...c          	      sV   t t| j|| | jjddddg ddd | jjdd	d
ddd | jjd| j d S )Nz-rz--requirementrequirementsappendfilezjUninstall all the packages listed in the given requirements file.  This option can be used multiple times.)destactiondefaultmetavarhelpz-yz--yesyes
store_truez2Don't ask for confirmation of uninstall deletions.)r   r   r   r   )superr
   __init__cmd_opts
add_optionparserinsert_option_group)selfargskw)	__class__ D/tmp/pip-unpacked-wheel-v59g9nu1/pip/_internal/commands/uninstall.pyr      s    zUninstallCommand.__init__c       	      C   s   | j |}i }x.|D ]&}t||jd}|jr||t|j< qW x:|jD ]0}x*t|||dD ]}|jrZ||t|j< qZW qFW |stdt| jd t	d|kd x2|j
 D ]&}|j|j| jdkd}|r|j  qW d S )	N)isolated)optionssessionzLYou must give at least one requirement to %(name)s (see "pip help %(name)s"))namepip)modifying_pipr   )auto_confirmverbose)get_default_sessionr   isolated_moder$   r   r   r   r   dictr	   values	uninstallr   	verbositycommit)	r   r"   r   r#   Zreqs_to_uninstallr$   reqfilenameZuninstall_pathsetr   r   r    run2   s2    

zUninstallCommand.run)__name__
__module____qualname____doc__usager   r2   __classcell__r   r   )r   r    r
      s   	r
   N)
__future__r   pip._vendor.packaging.utilsr   pip._internal.cli.base_commandr   pip._internal.cli.req_commandr   pip._internal.exceptionsr   Zpip._internal.reqr   pip._internal.req.constructorsr   pip._internal.utils.miscr	   r
   r   r   r   r    <module>   s   